Technical drawing numbers
S3282/1Record of amendments
S3282/2Locking sketch circa 1913(full size version acquired since publication of update CD)
S3282/3Mechanical locking table
S3282/4Detection table
S3282/5Electrical control table
S3282/6Dog chart
S3282/7Lever leads
S3282/12Box diagram

Circa 1913 sketch added.
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Bala Jcn  ——  This box   ——  Frongoch

The diagram below is a low-resolution version to indicate the content: a full-resolution 'pdf' file has been published on CD-ROM (GW Sections T, U & W). The diagram itself has not changed (other documentation may have been added or the diagram renumbered or paired) since publication.

For availability and ordering information, click on the image below.

This page last updated on 8th March 2013.